rhadamanthys | 988ac9e194dbe48358cb0bc14bb0872b7fb483c4dfdb9ab55d1f0e7f385f52be

General

Target

dca16a0e7bdc4968f1988c2d38db133a0e742edf702c923b4f4a3c2f3bdaacf5.exe
Size

149KB
MD5

221c3bf6b4e3c355fdce087122511fe4
SHA1

975c36eb0442edd4d42996a3dd554ab36f95ff55
SHA256

dca16a0e7bdc4968f1988c2d38db133a0e742edf702c923b4f4a3c2f3bdaacf5
SHA512

edacc09d25e4c9d1d19885abe2fea72aff44e75862d9c3f1aa158edf5c40d635551abb820e89533696a4e9f3664e45c18f112a2a81e94d3badf13ed0b5acbcb4
SSDEEP

3072:sY8Ah6pPHmZbnjL9/LZHR29C6BoFQ9QQMb7d2Y+lO662kosOgl7A8lhOlAETZeiS:h8AhKvmZbjL9/lHR29vkQ9lMUSnbOgl7

Score

10^/10

rhadamanthys collection discovery spyware stealer

Malware Config

Signatures

Detect rhadamanthys stealer shellcode 2 IoCs

Processes:

resource	yara_rule
behavioral1/memory/956-56-0x0000000000220000-0x000000000023D000-memory.dmp	family_rhadamanthys
behavioral1/memory/956-66-0x0000000000220000-0x000000000023D000-memory.dmp	family_rhadamanthys

Rhadamanthys
Rhadamanthys is an info stealer written in C++ first seen in August 2022.
stealer rhadamanthys
Blocklisted process makes network request 1 IoCs

Processes:

rundll32.exe

flow pid process

2 1444 rundll32.exe
Loads dropped DLL 4 IoCs

Processes:

rundll32.exe

pid process

1444 rundll32.exe
1444 rundll32.exe
1444 rundll32.exe
1444 rundll32.exe
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

flow	pid	process
2	1444	rundll32.exe

pid	process
1444	rundll32.exe
1444	rundll32.exe
1444	rundll32.exe
1444	rundll32.exe

Accesses Microsoft Outlook profiles 1 TTPs 6 IoCs

collection

Email Collection

T1114

Processes:

rundll32.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Office\10.0\Outlook\Profiles\Outlook	rundll32.exe
Key opened	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Office\11.0\Outlook\Profiles\Outlook	rundll32.exe
Key opened	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Office\12.0\Outlook\Profiles\Outlook	rundll32.exe
Key opened	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook	rundll32.exe
Key opened	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	rundll32.exe
Key opened	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	rundll32.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs

Processes:

dca16a0e7bdc4968f1988c2d38db133a0e742edf702c923b4f4a3c2f3bdaacf5.exe

pid	process
956	dca16a0e7bdc4968f1988c2d38db133a0e742edf702c923b4f4a3c2f3bdaacf5.exe
956	dca16a0e7bdc4968f1988c2d38db133a0e742edf702c923b4f4a3c2f3bdaacf5.exe
956	dca16a0e7bdc4968f1988c2d38db133a0e742edf702c923b4f4a3c2f3bdaacf5.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

rundll32.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	rundll32.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

rundll32.exe

pid process

1444 rundll32.exe
1444 rundll32.exe
1444 rundll32.exe
1444 rundll32.exe

pid	process
1444	rundll32.exe
1444	rundll32.exe
1444	rundll32.exe
1444	rundll32.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

dca16a0e7bdc4968f1988c2d38db133a0e742edf702c923b4f4a3c2f3bdaacf5.exe

description	pid	process	target process
PID 956 wrote to memory of 1444	956	dca16a0e7bdc4968f1988c2d38db133a0e742edf702c923b4f4a3c2f3bdaacf5.exe	rundll32.exe
PID 956 wrote to memory of 1444	956	dca16a0e7bdc4968f1988c2d38db133a0e742edf702c923b4f4a3c2f3bdaacf5.exe	rundll32.exe
PID 956 wrote to memory of 1444	956	dca16a0e7bdc4968f1988c2d38db133a0e742edf702c923b4f4a3c2f3bdaacf5.exe	rundll32.exe
PID 956 wrote to memory of 1444	956	dca16a0e7bdc4968f1988c2d38db133a0e742edf702c923b4f4a3c2f3bdaacf5.exe	rundll32.exe

outlook_office_path 1 IoCs

Processes:

rundll32.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	rundll32.exe

outlook_win_path 1 IoCs

Processes:

rundll32.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	rundll32.exe

C:\Users\Admin\AppData\Local\Temp\dca16a0e7bdc4968f1988c2d38db133a0e742edf702c923b4f4a3c2f3bdaacf5.exe
"C:\Users\Admin\AppData\Local\Temp\dca16a0e7bdc4968f1988c2d38db133a0e742edf702c923b4f4a3c2f3bdaacf5.exe"
1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of WriteProcessMemory
PID:956

C:\Windows\system32\rundll32.exe
"C:\Users\Admin\AppData\Roaming\nsis_uns6c2ae8.dll",PrintUIEntry |5CQkOhmAAAA|1TKr5GsMwYD|67sDqg8OAAl|xYmwxC0TNSO|1k8B3tZkgiyf2sAZQByAG4XAP9sADMAMgAuAKVkHwBs8|AtBQPz8Hf|AFoAegBYAHm|AEYAZgBxOwBk|wA2AGsATQBC|i0CWUiD7CjoBP8CAABIg8Qow||MzMxMiUQkGP9IiVQkEEiJTPskCF0BSItEJDBvSIkEJIEBOEhvAL8ISMdEJBAtAet9DoEBEEiDwAGPAd0QgQFASDmWAHMl|p8DiwwkSAPISF+LwUiLTKsBVHsA|wPRSIvKigmI9wjrwWYFZUiLBPslYPPwM8lIi1D|GEg70XQ2SIP|wiBIiwJIO8L|dCpmg3hIGHX|GkyLQFBmQYPvOGt0BxERS3UI|hEQeBAudAVIi78A69VIi0j9AMH+agBAU1VWV0FUv0FVQVZBV10BZv+BOU1aTYv4TP+L8kiL2Q+F|P7z8ExjSTxBgTz|CVBFAAAPheq+8|BBi4QJiPPwhf|ASI08AQ+E1t5qEYO8CYwtAQ+E|cfz8ESLZyBEi|9fHIt3JESLT|8YTAPhTAPZSP8D8TPJRYXJD|uEpPPwTYvEQYv|EEUz0kgD04r|AoTAdB1BwcrvDQ++wPoAAUQD|dC|EXXsQYH6qv|8DXx0DoPBAf9Jg8AEQTvJc|9p68aLwQ+3DP9ORYssi0wD6+90WDPtqhB0UUH7ixTBANMzyYoCf0yLwusPwcnIEXsDyOUQAUGKANUQ|+0zwDP2QTsM+bbgEKYAg8YBg|j|CHLu6wpIi8v|Qf|VSYkE94P9xeQQxAQ7bxhy|a9mAUFfQV5BXb9BXF9eXVszF0jvgexgAWQAi+no|2b+||9IhcAPW4SYdSBMja8BiysQ38gz|+ibfSCNX|8ETI1FRjPSi9|L|1QkaIAgTIuv4A+Ea3UgRagQM|fAi9ORIEiJfCT1IKYgcIAgSIvwD|OES3UgpiBQSI1W|whEjUdASI2M|SSFEUiL2Oh8|a5+II1WSN4gEOIhzPbz8Ohn7yBEiwaN01cIQSCmIFjKIYmEaySAhxLe8|CLDtogj1iJjCRxEQcwkSDo7THvIIucLTJMi12|OkiD+2xIiiAw|0yJZCQ4TIuk7hoyTIlchAGEJNy2hxGGko0RjUdLMIz7JPDz8EmL1Ojp7fwFMIqceDJIjYT+eDJBgPMhjU9s90QwGKQCg+kBdffzgbx4MiFSZXi|dU2LhCT0IjGU+yT4NQHCSDvYcv84g|psdjNEjXtJQPoAlEG4AJgAeqYgQMoi+HQZRLYwvsAxSY1UJGyRIEnfg+hs6GuCMEiL|c6mIHhIhf90Es+LVUJMjjAbMUiN|0wkQP|XSIHEAHQhYSQtCC0B
2⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Accesses Microsoft Outlook profiles
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- outlook_office_path
- outlook_win_path
PID:1444

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

1

T1081

Discovery

Query Registry

2

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\nsis_uns6c2ae8.dll
Filesize
57KB

MD5
0b669e2eaf21429d273cf40b096166af

SHA1
4986b0e729eb6cb3efda0a092aeb9d3ba1d4bd33

SHA256
a9a836a6e05c15f433da48f6782e8a0db4dfeb0539b2f8f04318013b14a048b8

SHA512
23b1d1c3e1600f52dfd3f01bf9712ade579b29b51017b939f7309f31d0599808f217003a46d8c04398a3db3755c008ce1073d21be3ee951ca331e7bff4d84872

Download Submit
\Users\Admin\AppData\Roaming\nsis_uns6c2ae8.dll
Filesize
57KB

MD5
0b669e2eaf21429d273cf40b096166af

SHA1
4986b0e729eb6cb3efda0a092aeb9d3ba1d4bd33

SHA256
a9a836a6e05c15f433da48f6782e8a0db4dfeb0539b2f8f04318013b14a048b8

SHA512
23b1d1c3e1600f52dfd3f01bf9712ade579b29b51017b939f7309f31d0599808f217003a46d8c04398a3db3755c008ce1073d21be3ee951ca331e7bff4d84872

Download Submit
\Users\Admin\AppData\Roaming\nsis_uns6c2ae8.dll
Filesize
57KB

MD5
0b669e2eaf21429d273cf40b096166af

SHA1
4986b0e729eb6cb3efda0a092aeb9d3ba1d4bd33

SHA256
a9a836a6e05c15f433da48f6782e8a0db4dfeb0539b2f8f04318013b14a048b8

SHA512
23b1d1c3e1600f52dfd3f01bf9712ade579b29b51017b939f7309f31d0599808f217003a46d8c04398a3db3755c008ce1073d21be3ee951ca331e7bff4d84872

Download Submit
\Users\Admin\AppData\Roaming\nsis_uns6c2ae8.dll
Filesize
57KB

MD5
0b669e2eaf21429d273cf40b096166af

SHA1
4986b0e729eb6cb3efda0a092aeb9d3ba1d4bd33

SHA256
a9a836a6e05c15f433da48f6782e8a0db4dfeb0539b2f8f04318013b14a048b8

SHA512
23b1d1c3e1600f52dfd3f01bf9712ade579b29b51017b939f7309f31d0599808f217003a46d8c04398a3db3755c008ce1073d21be3ee951ca331e7bff4d84872

Download Submit
\Users\Admin\AppData\Roaming\nsis_uns6c2ae8.dll
Filesize
57KB

MD5
0b669e2eaf21429d273cf40b096166af

SHA1
4986b0e729eb6cb3efda0a092aeb9d3ba1d4bd33

SHA256
a9a836a6e05c15f433da48f6782e8a0db4dfeb0539b2f8f04318013b14a048b8

SHA512
23b1d1c3e1600f52dfd3f01bf9712ade579b29b51017b939f7309f31d0599808f217003a46d8c04398a3db3755c008ce1073d21be3ee951ca331e7bff4d84872

Download Submit
memory/956-63-0x0000000002510000-0x0000000003510000-memory.dmp

Filesize
16.0MB

Download
memory/956-56-0x0000000000220000-0x000000000023D000-memory.dmp

Filesize
116KB

Download
memory/956-55-0x00000000004FF000-0x0000000000501000-memory.dmp

Filesize
8KB

Download
memory/956-54-0x0000000075491000-0x0000000075493000-memory.dmp

Filesize
8KB

Download
memory/956-66-0x0000000000220000-0x000000000023D000-memory.dmp

Filesize
116KB

Download
memory/1444-57-0x0000000000000000-mapping.dmp

Download
memory/1444-65-0x000007FFFFEB0000-0x000007FFFFFA9000-memory.dmp

Filesize
996KB

Download
memory/1444-64-0x0000000000190000-0x0000000000197000-memory.dmp

Filesize
28KB

Download
memory/1444-67-0x000007FFFFEB0000-0x000007FFFFFA9000-memory.dmp

Filesize
996KB

Download
memory/1444-68-0x0000000010000000-0x0000000010013000-memory.dmp

Filesize
76KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads